7.Disconnect the SAS signal cables from the ServeRAID adapter.

8.Lift the SAS power and configuration cable handle up to disconnect the cables from the microprocessor board.

9.Slide the backplane carrier release tab forward and slightly lift the carrier.

10.Remove the backplane carrier and SAS power cable handle from the server together.

SAS power and

configuration cables

Backplane

carrier

Alignment pins

Release tab

11.Remove the backplane filler from the backplane carrier.

a.Push the tabs on the backplane outward.

b.Pull the filler out of the backplane carrier.

56IBM System x3850 X5 and x3950 X5 Types 7145, 7146, 7143, and 7191: Installation and User's Guide

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IBM 71453RU manual SAS power